package com.xy.netty.codec;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;
import io.netty.util.CharsetUtil;

public class NettyClientHandler extends ChannelInboundHandlerAdapter {

    @Override
    public void channelActive(ChannelHandlerContext ctx) throws Exception {
        System.out.println("client:" + ctx);
        StudentPOJO.Student student= StudentPOJO.Student.newBuilder().setId(4).setName("豹子头林冲").build();
        ctx.writeAndFlush(student);
    }

    @Override
    public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
        ByteBuf bb = (ByteBuf) msg;
        System.out.println("服务器回复的消息:" + bb.toString(CharsetUtil.UTF_8));
        System.out.println("服务器地址:" + ctx.channel().remoteAddress());
    }

    @Override
    public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
        ctx.channel().close();
    }
}
